<template>
  <div class="shop-info" ref="shopinfo">
    <div class="info-content">
      <section class="section">
        <h3 class="section-title">配送信息</h3>
        <div class="delivery">
          <div>
            <span class="delivery-icon">{{info.description}}</span>
            <span>由商家配送提供配送，约 {{info.deliveryTime}} 分钟送达，距离 {{info.distance}}</span>
          </div>
          <div class="delivery-money">配送费￥{{info.deliveryPrice}}</div>
        </div>
      </section>
      <div class="split"></div>
      <section class="section">
        <h3 class="section-title">活动与服务</h3>
        <div class="activity">
          <!-- 根据类名去获取数组对应的下标取对应的值 -->
          <div
            class="activity-item"
            :class="supportClasses[support.type]"
            v-for="(support, index) in info.supports"
            :key="index"
          >
            <span class="content-tag">
              <span class="mini-tag">{{support.name}}</span>
            </span>
            <span class="activity-content">{{support.content}}</span>
          </div>
        </div>
      </section>
      <div class="split"></div>
      <section class="section">
        <h3 class="section-title">商家实景</h3>
        <div class="pic-wrapper" ref="wrapper">
          <ul class="pic-list" ref="picsUl">
            <li class="pic-item" v-for="(pic, index) in info.pics" :key="index">
              <img width="120" height="90" :src="pic" />
            </li>
          </ul>
        </div>
      </section>
      <div class="split"></div>
      <section class="section">
        <h3 class="section-title">商家信息</h3>
        <ul class="detail">
          <li>
            <span class="bold">品类</span>
            <span>{{info.category}}</span>
          </li>
          <li>
            <span class="bold">商家电话</span>
            <span>{{info.phone}}</span>
          </li>
          <li>
            <span class="bold">地址</span>
            <span>{{info.address}}</span>
          </li>
          <li>
            <span class="bold">营业时间</span>
            <span>{{info.workTime}}</span>
          </li>
        </ul>
      </section>
    </div>
  </div>
</template>


<script>
import { mapState } from "vuex";
import BScroll from "better-scroll";
export default {
  name: "",
  data() {
    return {
      supportClasses: ["activity-green", "activity-red", "activity-orange"],
    };
  },
  computed: {
    ...mapState(["info"]),
  },
  mounted() {
    if (!this.info.pics) {
      return; //如果在当前组件刷新没有数据就不用执行后面的语句了
    }

    //考虑数据已有的状态 分2种一种是从别的组件过来 另一个当前组件
    // 当前组件 也有数据下  数据是异步获取 第一次是初始值 第二次才来数据
     this._initScroll()
  },
  watch: {
    info() {
      // 是从别的组件过来监听数据的变化
      this.$nextTick(() => {
        //创建bscroll对象
        this._initScroll()
      });
    },
  },
  methods: {
    //创建bscroll对象封装 多处调用
    _initScroll() {
      //数据已有 那就在创建组件的时候 初始组件数据就好了
      new BScroll(this.$refs.shopinfo);
      //计算ul的宽度 动态 js css也行
      const ul = this.$refs.picsUl;
      const liWidth = 120;
      const space = 6;
      const count = this.info.pics.length;
      ul.style.width = (liWidth + space) * count - space + "px"; //不要忘记加单位
      new BScroll(this.$refs.wrapper, {
        scrollX: true, //水平滑动
      });
    },
  },
};
</script>

<style lang="stylus" rel="stylesheet/stylus">
@import '../../../common/stylus/mixins.styl';

.shop-info {
  position: absolute;
  top: 195px;
  bottom: 0;
  left: 0;
  width: 100%;
  background: #fff;
  overflow: hidden;

  .section {
    padding: 16px 14px 14px;
    font-size: 16px;
    background-color: #fff;
    color: #666;
    border-bottom: 1px solid #eee;
    position: relative;

    .section-title {
      color: #000;
      font-weight: 700;
      line-height: 16px;

      > .iconfont {
        float: right;
        color: #ccc;
      }
    }

    .delivery {
      margin-top: 16px;
      font-size: 13px;
      line-height: 18px;

      .delivery-icon {
        width: 55px;
        font-size: 11px;
        margin-right: 10px;
        display: inline-block;
        text-align: center;
        color: #fff;
        background-color: #0097ff;
        padding: 1px 0;
        border-radius: 4px;
      }

      .delivery-money {
        margin-top: 5px;
      }
    }

    .activity {
      margin-top: 16px;

      .activity-item {
        margin-bottom: 12px;
        display: flex;
        font-size: 13px;
        align-items: center;

        &.activity-green {
          .content-tag {
            background-color: rgb(112, 188, 70);
          }
        }

        &.activity-red {
          .content-tag {
            background-color: rgb(240, 115, 115);
          }
        }

        &.activity-orange {
          .content-tag {
            background-color: rgb(241, 136, 79);
          }
        }

        .content-tag {
          display: inline-block;
          border-radius: 2px;
          width: 36px;
          height: 18px;
          margin-right: 10px;
          color: #fff;
          font-style: normal;
          position: relative;

          .mini-tag {
            position: absolute;
            left: 0;
            top: 0;
            right: -100%;
            bottom: -100%;
            font-size: 24px;
            transform: scale(0.5);
            transform-origin: 0 0;
            display: flex;
            align-items: center;
            justify-content: center;
          }
        }
      }
    }

    .pic-wrapper {
      width: 100%;
      overflow: hidden;
      white-space: nowrap;
      margin-top: 16px;

      .pic-list {
        font-size: 0;

        .pic-item {
          display: inline-block;
          margin-right: 6px;
          width: 120px;
          height: 90px;

          &:last-child {
            margin: 0;
          }
        }
      }
    }

    .detail {
      margin-bottom: -16px;

      > li {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-right: -10px;
        padding: 16px 12px 16px 0;
        line-height: 16px;
        bottom-border-1px(#ddd);
        font-size: 13px;

        > .bold {
          font-weight: 700;
          color: #333;
        }

        &:last-child {
          border-none();
        }
      }
    }
  }

  .split {
    width: 100%;
    height: 16px;
    border-top: 1px solid rgba(7, 17, 27, 0.1);
    border-bottom: 1px solid rgba(7, 17, 27, 0.1);
    background: #f3f5f7;
  }
}
</style>
